4 ideas
10242 | I apply structuralism to concrete and abstract objects indiscriminately [Quine] |
10243 | My ontology is quarks etc., classes of such things, classes of such classes etc. [Quine] |
7566 | The Identity of Indiscernibles is really the same as the verification principle [Jolley] |
12191 | Counterfactuals are true if logical or natural laws imply the consequence [Goodman, by McFetridge] |